Strip-feeding mechanism



2 Sheets-Sh eet 1 A. E. MASPONS STRIP FEEDING MECHANISM Filed May 9,1931 May 22, 1934.

y 22, 1934- A. E. MASPONS STRIP FEEDING MECHANISM Filed May 9, 1931 2Sheets-Sheet 2 I 17116 1207 mm 69% WQ-EEM l atentecl May 2 2, 1934 '1 1UNITED STATES PATENT OFFICE STRIP-FEEDING MECHANISM Albert E. Maspons,Albany, N. Y., assignor to International Cigar Machinery Company, acorporation of New Jersey Application May 9, 1931, Serial No. 536,277

13 Claims. (Cl. 2712.5)

My invention relates to apparatus for feeding against the biasing forceof the spring 40, to move intermittently a continuous strip of material,the link 1'7 upwardly, and so effect clockwise from which for example,wrappers are cut for rotation of the lever 18 which is pivoted at 19 toapplication to articles, as cigars. a stationary plate or supportingmember 30, to

5 In accordance with my invention, a recipromove the tip of lever 13 outof the path of move- 60 eating unit or carriage is provided withclamping ment of the slide. At the end of the feeding mechanism operatedin timed relation to the stroke of the slide unit, the cam 15 moves outof carriage for intermittently feeding a strip of engagement with thelever 16 permitting spring wrapping material, specifically metal foil,cello- 40 to effect counter-clockwise rotation of lever 18 phane or thelike, by movement of the carriage which is connected by a sliding link31 to a lever 5 in one direction. 13 pivoted at 32 to the bearing plateor sup- My invention also resides in the features of port 30. Theresulting movement of lever 13 construction, combination and arrangementherebrings the tip thereof into engagement with the inafter describedand claimed. pin 41 at the end of arm 20, so that upon upward For anunderstanding of my invention and for movement of the slide the shaft 21rotates to 70 illustration of a preferred form thereof, referreturn thesliding bar 24 to its original position, ence is to be had to theaccompanying drawings the pin 25 cooperating with the depression in thein which: slide bar to lift the presser bar away from clamp- Fig. 1diagrammatically and in side elevation ing engagement with the paper;With the clampillustrates the essential elements of the feeding ing barout of engagement with the wrapping 7 5,

mechanism. material, the slide unit is returned to the position Fig. 2is a front elevational view of apparatus shown in Fig. 1, for anothercycle of movement. shown in Fig. 1, with parts omitted for clarity. Justbefore the carriage arrives at the position Fig. 2a is a detail ofcertain parts of Fig. 2. of Fig. 1, cam 15 again momentarily depressesReferring to the drawings, wrapping material, lever 16 to move the tipof lever 18 out of the path so,

as paper, tinfoil, or the like, removed from the of the pin projectingfrom arm 20.

roll 5 rests upon the stationary plate 1 and passes Preferably, whilethe strip of wrapping material between the movable clamping bar 6 and00- is stationary it is cut by any suitable mechanism, operating plates7 of the slidable unit 2, which is e a y represented by knife disc 93 top guided for movement parallel to the stationary vide awrapper for anarticle, such as for example, plate 1 by the guide rods 3. At thebeginning of a cigar. The wrapper is cut from the strip prothe cycle ofmovement, the slide unit 2 is stajecting below the slide unit so that atall times tionary in the position shown in Fig. 1 and th strip materialis threaded through the slide be clamping bar 6 is out of clampingengagement tween plates 7 and bar 6. For clarity of illus- 35 with thewrapping material. The tip of lever 18 tration, the W pp g strip isomitted in Fig. 2. 9Q is disposed in the path of movement of a pin 41The apparatus is particularly designed for atprojecting from an arm 20,pivoted on shaft 21 tachment to the cigar-wrapping machine discarried bythe slide unit 2 so that as the slide 2 closed in my Patent No.1,500,143 granted July 8, is moved downwardly, by means hereinafter de-1924.

scribed, the shaft 21, by engagement of the pin For effectingreciprocation of the slide unit, 5 41 of arm 20 with the tip of lever18, is rotated there is provided a bracket fastened to the underin aclockwise direction, causing the forked side of slide 2 and carrying theroller 33 embraced finger 22 (Fig. 2a) which is mounted on the shaft bythe outwardly curved tines or prongs of the to move the pin 23 of thesliding bar 24. The forked end or open-ended slot of lever 11, which 45resulting upward movement of the bar 24 brings is nn d y link 10 t lever9 uat y a th depression 2%, thereof beneath the pin of a, cam 8, whichrotates once for each reciprocation bracket 26 secured to and movablewith the of carria The Cams 8 a d 15 rotate in timed presser bar 6,permitting the springs 27 forcibly relation to each other to effect thesequence of to depress the presser bar for clamping the operationspreviously described and may be 50 wrapping material against the plates'7. mounted on a common shaft, which is driven at 195 Upon continuedmovement of the slide unit, the a uniform rate of speed by or from anysuitable paper or tinfoil clamped between the plates '7 motive device.The feeding or downward moveand bar 6 is pulled from the roll 5. In themeanment of the slide unit 2 is positively effected by time, after bar 6has been released, the cam 15 the cam 8 and return movement of the slideis '55 rotates the lever 16 in a clockwise direction, effected by thespring 28, the adjustable stop 34 determining the uppermost position ofcarriage 2. The cam as indicated is shaped to permit the slide unit toremain stationary for a desired interval at the ends of its stroke topermit cam 15 to bring the tips of fingers 18 and 13 into the path ofmovement of the pin on lever 20 and to allow time for cutting of thestrip.

What I claim is:

1. Strip-feeding means comprising a reciprocating carriage,strip-clamping structure movable therewith, a pivoted arm movable withsaid carriage and controlling the position of said clamping structure,and means respectively movable into and out of the path of said arm uponbeginning of movement of said carriage in both directions alternately toactuate said structure to clamp and release the strip.

2. Strip-feeding means comprising a reciprocating carriage,strip-clamping structure movable therewith, means for biasing saidstructure into engagement with the strip, a m mber movable to oneposition to move said structure out of clamping engagement and toanother position to permit said biasing means to effect clampingengagement of said structure with the strip, and means movable into andout of the path of said member for actuating the member to said firstposition for movement of said carriage in one direction and to saidsecond position for reverse movement of said carriage.

3. Strip-feeding means comprising a reciproeating carriage,strip-clamping structure movable therewith, means for biasing saidstructure into engagement with the strip, a pivoted member movable toone position to move said structure out of clamping engagement and toanother position to permit said biasing means to effect clampingengagement of said structure with the strip, and means movable in thepath of movement of said pivoted member and in a direction transversetosaid path of movement for moving the pivoted member tosaid secondposition for feeding movement of said carriage in one direction and tosaid first position for return movement of said carriage.

4. Strip-feeding means comprising a reciprocating carriage,stripclamping structure movable therewith, a pivoted arm movable withsaid carriage and controlling the position of said clamping structure, apair of abutments biased to positions in the path of movement of saidarm, and means operating in timed relation to said carriage for movingone of said abutments out of the path of movement of said arm after theother of said abutments has been engaged by said arm to change theposition of said clamping structure.

5. Strip-feeding means comprising a reciproeating carriage,strip-clamping structure movable therewith, a pivoted arm movable withsaid carriage and controlling the position of said clamping structure, apair of abutments respectively movable into and out of the path ofmovement of said carriage, and means operating in timed relation to saidcarriage to eifect engagement between one of said abutments and said armfor movement of said carriage in one direction and between the other ofsaid abutments and said arm for movement of said carriage in reversedirection.

6. Strip-feeding means comprising a reciprocating carriage, an elementmovable therewith in fixed relation thereto, a lever having an openended slot embracing said element, a rotating cam eifecting pivotalmovement of said lever, strip.- clamping structure movable with saidcarriage,

a member movable with said carriage and controlling the position of saidclamping structure, a pair of abutments, and cam structure operating intimed relation to said cam to effect engag ment between one of saidabutments and said member for movement of said carriage in one directionand between the other of said abutments and said arm for movement ofsaid carriage in reverse direction.

7. Strip-feeding means comprising a reciprocating carriage,strip-clamping structure movable therewith, a member mounted upon saidcarriage and movable to diiierent positions to control thestrip-clamping and strip-releasing movement of said structure, a pair ofabutments, and means to move each of said abutments out of the path ofmovement of said member as said carriage approaches the limit of itstravel in one direction and to move each of said abutments into the pathof movement of said member as said carriage departs from its limit oftravel for movement in the opposite direction.

8. Strip feeding means comprising a reciprocating carriage,strip-clamping structure movable therewith, a member mounted upon saidcarriage and movable to different positions to control thestrip-clamping and strip-releasing movement of said structure, a pair ofinter-connected levers whose tips are movable in an arc intercepting thepath of movement of said member, and means operating in timed relationto said carriage for actuating said levers to remove the tips of saidlevers from the path of said member as said car-'- riage approaches itsextreme positions and to bring the tips of said levers into the path ofsaid member as said carriage moves from said positions.

9. Strip-feeding means comprising a carriage, strip-clamping structuremovable therewith, a member mounted upon said carriage and movable todiiferent positions to control the strip-clamping and strip-releasingmovement of said structure, a cam for movement of said carriage in onedirection, biasing means for effecting reverse movement of saidcarriage, a pair of abutments biased into the path of movement of saidmember, and a cam operating in timed relation to said first cam formomentarily moving said abutments out of the path of movement of saidmember as said carriage approaches its extreme positions.

10. Strip-feeding means comprising a reciprocating carriage,strip-clamping structure movable therewith adapted to engagestrip-material threaded through said carriage, a member mounted uponsaid carriage and movable to difierent positions to control thestrip-clamping and stripreleasing movement of said structure, a pair ofabutments respectively movable into and out of the path of said member,and means for moving one of said abutments into the path of said memberto actuate said structure for clamping of the strip for movement of saidcarriage in one direction and the other of said abutments into the pathof said member for releasing the threaded strip for movement of thecarriage in reverse direction.

11. Strip-feeding means comprising a reciprocating carriage,strip-clamping structure movable therewith, a member mounted upon saidcarriage and movable to different positions to control thestrip-clamping and strip-releasing movements of said structure, a pairof rotatable abutments, and means to rotate each of said abutments outof the path of movement of said member as the carriage approaches thelimit of its travel in one direction and to rotate each of saidabutments lllil into the path of movement of said member as saidcarriage departs from its limit of travel .in the opposite direction.

12. Strip-feeding means comprising a reciproeating carriage,strip-clamping structure movable therewith, a member mounted upon saidcarriage and movable to different positions to control thestrip-clamping and strip-releasing movements of said structure, a pairof rotatable abutments, means for biasing said abutments into the pathof movement of said member, and means to rotate each of said abutmentsout of the path of movement of said member as the carriage approachesthe limit of its travel in one direvtion and to rotate each of saidabutments into the path of movement of said member as said carriagedeparts from its limit of travel in the opposite direction.

13. Strip-feeding means comprising a carriage, strip-clamping structuremovable therewith, a member mounted upon said carriage and movable todifferent positions to control the strip-clamping and strip-releasingmovements of said structure, a cam for movement of said carriage in onedirection, biasing means for eifecting reverse movement of saidcarriage, a pair of rotatable abutments, means for biasing saidabutments into the path of movement of said member, and a cam operatingin timed relation to said first cam for momentarily rotating saidabutments out of the path of movement of said member as said carriageapproaches its extreme positions.

ALBERT E. MASPONS.

